<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>form</title>
</head>
<body>

<form id="form1"
        action="url"
      autocomplete=""
      enctype="">


</form>
    <!--常见类型-->
<!--type=  text password tel  number  datetime
hidden  checkbox radio-->

<!--属性-->
<!--hidden disabled autofocus checked
(radio/checkbox) form(为input指定form) list(下拉框)
required readonly
-->
<input type="file" accept="image/*"
       autocomplete="" form="form1">
<br>
<h3>下拉框</h3>
<input type="text" form="form1"
       list="contactList" value="000">

<datalist id="contactList">
    <option value="1111" label="x"></option>
    <option value="2222" label="y"></option>
    <option value="3333" label="z"></option>

</datalist>


<!--一般使用buttun自定义js提交-->
</body>
</html>

<div itemscope="">

</div>

